1.

Cos 24 *+ cos 5 *+ cos 175 *+ cos 204* is equal to?​

Answer»

Answer:

the ANS will be 0

Step-by-step explanation:

this is how:

cos24°+cos5°+cos(180°-5°)+cos(180°+24°)

cos24°+cos5°-cos5°-cos24°

{cos-Ф= -COSTHETA}

the final answer WOULD be ZERO



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